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  1. react react Public

    The library for web and native user interfaces.

    JavaScript 243k 50.6k

  2. react-native react-native Public

    A framework for building native applications using React

    C++ 125k 25.1k

  3. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 63.8k 9.7k

  4. hhvm hhvm Public

    A virtual machine for executing programs written in Hack.

    C++ 18.6k 3.1k

  5. zstd zstd Public

    Zstandard - Fast real-time compression algorithm

    C 26.6k 2.4k

  6. lexical lexical Public

    Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.

    TypeScript 23k 2.1k

Repositories

Showing 10 of 162 repositories
  • flow Public

    Adds static typing to JavaScript to improve developer productivity and code quality.

    facebook/flow’s past year of commit activity
    OCaml 22,212 MIT 1,885 602 (2 issues need help) 13 Updated Feb 20, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss’s past year of commit activity
    C++ 955 378 25 119 Updated Feb 20, 2026
  • igl Public

    Intermediate Graphics Library (IGL) is a cross-platform library that commands the GPU. It provides a single low-level cross-platform interface on top of various graphics APIs (e.g. OpenGL, Metal and Vulkan).

    facebook/igl’s past year of commit activity
    C++ 3,184 206 4 6 Updated Feb 20, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2’s past year of commit activity
    Rust 4,258 Apache-2.0 329 281 75 Updated Feb 20, 2026
  • rocksdb Public

    A library that provides an embeddable, persistent key-value store for fast storage.

    facebook/rocksdb’s past year of commit activity
    C++ 31,565 GPL-2.0 6,736 842 569 Updated Feb 19, 2026
  • kuduraft Public Forked from apache/kudu

    A Raft Library in C++ based on the Raft implementation in Apache Kudu

    facebook/kuduraft’s past year of commit activity
    C++ 143 Apache-2.0 670 0 0 Updated Feb 20, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,736 GPL-2.0 345 231 (4 issues need help) 63 Updated Feb 20, 2026
  • fbthrift Public

    Facebook's branch of Apache Thrift, including a new C++ server.

    facebook/fbthrift’s past year of commit activity
    C++ 2,677 Apache-2.0 628 44 5 Updated Feb 19, 2026
  • relay Public

    Relay is a JavaScript framework for building data-driven React applications.

    facebook/relay’s past year of commit activity
    Rust 18,930 MIT 1,880 621 (11 issues need help) 187 Updated Feb 20, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,390 MIT 278 384 (29 issues need help) 64 Updated Feb 19, 2026
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